/* -------------------------------------------------------------------------
 *
 * libpq.h
 *	  openGauss LIBPQ buffer structure definitions.
 *
 *
 * Portions Copyright (c) 2020 Huawei Technologies Co.,Ltd.
 * Portions Copyright (c) 1996-2009, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994, Regents of the University of California
 * Portions Copyright (c) 2010-2012 Postgres-XC Development Group
 *
 * $PostgreSQL: pgsql/src/include/libpq/libpq.h,v 1.70 2008/11/20 09:29:36 mha Exp $
 *
 * -------------------------------------------------------------------------
 */
#ifndef LIBPQ_H
#define LIBPQ_H

#include <sys/types.h>
#include <netinet/in.h>

#include "gtm/utils/stringinfo.h"
#include "gtm/utils/libpq-be.h"

/*
 * External functions.
 */

/*
 * prototypes for functions in pqcomm.c
 */
extern int StreamServerPort(int family, char* hostName, unsigned short portNumber, int ListenSocket[],
    GTM_ListenSocketType listenSocketType[], int MaxListen, bool isServiceSocket, bool noblock);
extern int StreamConnection(int sfd, Port* port, SockAddr *sa, bool noblock);
extern void StreamClose(int sock);
extern void TouchSocketFile(void);
extern void pq_comm_reset(void);
extern int pq_getbytes(Port* myport, char* s, size_t len);
extern int pq_getstring(Port* myport, StringInfo s);
extern int pq_getmessage(Port* myport, StringInfo s, int maxlen);
extern int pq_getbyte(Port* myport);
extern int pq_peekbyte(Port* myport);
extern int pq_putbytes(Port* myport, const char* s, size_t len);
extern int pq_flush(Port* myport);
extern int pq_putmessage(Port* myport, char msgtype, const char* s, size_t len);

#endif /* LIBPQ_H */
